---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12225 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 17G 61G 22% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 692 11861 4 3435 14950 Swap: 1023 1 1022 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:81:44:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.94/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83588sec preferred_lft 83588sec inet6 fe80::f816:3eff:fe81:447e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:d0:d7:55:32:be brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-12225) 11/20/25 _x86_64_ (4 CPU) 18:45:20 LINUX RESTART (4 CPU) 18:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:14 90.11 23.16 62.41 4.54 881.57 22047.24 12931.07 19:10:20 26.64 7.57 18.08 1.00 139.12 517.12 510.73 19:20:01 7.58 0.13 7.07 0.38 6.33 248.55 327.06 19:30:01 3.16 0.02 3.02 0.13 0.72 84.60 33.36 Average: 32.35 7.86 22.96 1.53 261.89 5840.29 3517.65 18:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:14 797920 3856568 12077144 73.76 265656 2810588 13152676 75.50 2053816 12945416 468 19:10:20 4148016 7102812 8829904 53.93 268060 2718100 9535008 54.73 2106336 9584680 516 19:20:01 9986664 12964192 2973288 18.16 268804 2740076 4820884 27.67 2112460 3770996 7072 19:30:01 6779192 9761556 6173632 37.71 269428 2744292 6954840 39.92 2113116 6953832 116 Average: 5427948 8421282 7513492 45.89 267987 2753264 8615852 49.45 2096432 8313731 2043 18:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:14 lo 18.94 18.94 16.15 16.15 0.00 0.00 0.00 0.00 19:00:14 ens3 40.74 29.49 749.80 3.26 0.00 0.00 0.00 0.00 19:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:20 lo 44.10 44.10 18.56 18.56 0.00 0.00 0.00 0.00 19:10:20 ens3 1.47 1.32 0.30 0.26 0.00 0.00 0.00 0.00 19:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 15.49 15.49 7.00 7.00 0.00 0.00 0.00 0.00 19:20:01 ens3 1.03 1.12 0.15 1.18 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 9.56 9.56 4.94 4.94 0.00 0.00 0.00 0.00 19:30:01 ens3 0.33 0.19 0.06 0.04 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.11 22.11 11.74 11.74 0.00 0.00 0.00 0.00 Average: ens3 11.10 8.18 191.54 1.19 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-12225) 11/20/25 _x86_64_ (4 CPU) 18:45:20 LINUX RESTART (4 CPU) 18:50:01 CPU %user %nice %system %iowait %steal %idle 19:00:14 all 52.09 0.00 2.32 2.13 0.09 43.36 19:00:14 0 51.79 0.00 2.20 2.35 0.10 43.56 19:00:14 1 51.31 0.00 2.26 2.07 0.10 44.27 19:00:14 2 51.38 0.00 2.21 1.96 0.09 44.36 19:00:14 3 53.88 0.00 2.61 2.15 0.09 41.27 19:10:20 all 38.74 0.00 1.53 0.08 0.10 59.55 19:10:20 0 38.91 0.00 1.50 0.13 0.10 59.36 19:10:20 1 39.18 0.00 1.52 0.06 0.10 59.14 19:10:20 2 38.15 0.00 1.47 0.04 0.10 60.24 19:10:20 3 38.72 0.00 1.62 0.11 0.10 59.46 19:20:01 all 11.76 0.00 0.59 0.04 0.09 87.52 19:20:01 0 11.82 0.00 0.61 0.03 0.09 87.45 19:20:01 1 12.44 0.00 0.68 0.05 0.09 86.74 19:20:01 2 11.89 0.00 0.54 0.02 0.09 87.47 19:20:01 3 10.91 0.00 0.54 0.04 0.08 88.42 19:30:01 all 6.01 0.00 0.41 0.02 0.08 93.48 19:30:01 0 5.85 0.00 0.39 0.03 0.08 93.66 19:30:01 1 5.86 0.00 0.42 0.03 0.08 93.60 19:30:01 2 6.27 0.00 0.39 0.01 0.08 93.25 19:30:01 3 6.05 0.00 0.46 0.01 0.09 93.39 Average: all 27.43 0.00 1.23 0.58 0.09 70.67 Average: 0 27.37 0.00 1.19 0.65 0.09 70.71 Average: 1 27.46 0.00 1.23 0.56 0.09 70.65 Average: 2 27.20 0.00 1.16 0.52 0.09 71.03 Average: 3 27.68 0.00 1.32 0.59 0.09 70.32